./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-acceleration/phases_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-acceleration/phases_1-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4e01e17e388e5f82fac906dfd87d9bb3456f878f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-acceleration/phases_1-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4e01e17e388e5f82fac906dfd87d9bb3456f878f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:51:18,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:18,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:18,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:18,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:18,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:18,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:18,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:18,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:18,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:18,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:18,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:18,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:18,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:18,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:18,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:18,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:18,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:18,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:18,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:18,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:18,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:18,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:18,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:18,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:18,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:18,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:18,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:18,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:18,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:18,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:18,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:18,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:18,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:18,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:18,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:18,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:18,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:18,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:18,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:18,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:18,430 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:51:18,468 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:18,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:18,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:18,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:18,474 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:18,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:18,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:18,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:51:18,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:18,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:18,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:18,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:18,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:18,482 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:18,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:18,483 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:18,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:18,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:18,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:18,485 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:18,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:18,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:18,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:18,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:18,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:18,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:51:18,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:51:18,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:18,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e01e17e388e5f82fac906dfd87d9bb3456f878f [2019-11-27 09:51:19,080 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:19,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:19,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:19,123 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:19,125 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:19,126 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/phases_1-1.c [2019-11-27 09:51:19,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aa0d8cc4/9ebe99d8f18c49bdaaa62a7abf1dcd03/FLAGa68d0f0c9 [2019-11-27 09:51:20,340 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:20,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/phases_1-1.c [2019-11-27 09:51:20,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aa0d8cc4/9ebe99d8f18c49bdaaa62a7abf1dcd03/FLAGa68d0f0c9 [2019-11-27 09:51:20,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aa0d8cc4/9ebe99d8f18c49bdaaa62a7abf1dcd03 [2019-11-27 09:51:20,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:20,410 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:20,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:20,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:20,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:20,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:20" (1/1) ... [2019-11-27 09:51:20,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:20, skipping insertion in model container [2019-11-27 09:51:20,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:20" (1/1) ... [2019-11-27 09:51:20,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:20,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:20,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:20,952 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:20,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:21,030 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:21,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21 WrapperNode [2019-11-27 09:51:21,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:21,037 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:21,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:21,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:21,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:21,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:21,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:21,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:21,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:21,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:21,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:21,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:21,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:21,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:21,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:21,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:21,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:21" (1/1) ... [2019-11-27 09:51:21,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:21,286 INFO L168 Benchmark]: Toolchain (without parser) took 862.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:21,290 INFO L168 Benchmark]: CDTParser took 1.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:21,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.23 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:21,300 INFO L168 Benchmark]: Boogie Procedure Inliner took 180.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:21,303 INFO L168 Benchmark]: Boogie Preprocessor took 51.04 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:21,316 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 625.23 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 180.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 51.04 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:51:25,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:25,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:25,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:25,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:25,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:25,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:25,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:25,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:25,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:25,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:25,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:25,293 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:25,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:25,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:25,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:25,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:25,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:25,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:25,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:25,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:25,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:25,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:25,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:25,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:25,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:25,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:25,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:25,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:25,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:25,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:25,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:25,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:25,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:25,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:25,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:25,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:25,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:25,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:25,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:25,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:25,379 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:51:25,438 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:25,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:25,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:25,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:25,443 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:25,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:25,444 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:25,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:25,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:25,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:25,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:25,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:25,449 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:51:25,449 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:51:25,450 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:25,451 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:25,453 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:25,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:25,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:25,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:25,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:25,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:25,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:25,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:25,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:25,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:25,460 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:51:25,460 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:51:25,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:25,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:51:25,462 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e01e17e388e5f82fac906dfd87d9bb3456f878f [2019-11-27 09:51:25,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:26,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:26,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:26,034 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:26,035 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:26,038 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/phases_1-1.c [2019-11-27 09:51:26,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31febf282/9b195afca601446dae2db70fef9a49a1/FLAG6517f48ac [2019-11-27 09:51:27,196 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:27,199 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/phases_1-1.c [2019-11-27 09:51:27,213 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31febf282/9b195afca601446dae2db70fef9a49a1/FLAG6517f48ac [2019-11-27 09:51:27,376 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31febf282/9b195afca601446dae2db70fef9a49a1 [2019-11-27 09:51:27,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:27,388 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:27,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:27,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:27,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:27,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:27" (1/1) ... [2019-11-27 09:51:27,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216a4388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:27, skipping insertion in model container [2019-11-27 09:51:27,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:27" (1/1) ... [2019-11-27 09:51:27,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:27,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:27,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:27,947 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:27,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:28,021 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:28,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28 WrapperNode [2019-11-27 09:51:28,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:28,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:28,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:28,029 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:28,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:28,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:28,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:28,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:28,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:28,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:28,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:28,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:28,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:28,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:28,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:28,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:28,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:28" (1/1) ... [2019-11-27 09:51:28,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:28,251 INFO L168 Benchmark]: Toolchain (without parser) took 840.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 997.1 MB in the end (delta: -33.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:28,253 INFO L168 Benchmark]: CDTParser took 1.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:28,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.81 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:28,261 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 997.1 MB in the end (delta: -45.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:28,265 INFO L168 Benchmark]: Boogie Preprocessor took 32.01 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:28,281 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 628.81 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 997.1 MB in the end (delta: -45.4 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 32.01 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...